在超宽带无线电通信中，跳时技术起着至关重要的作用。
In the UWB wireless communication system, time-hopping technique plays a key role.
频率合成技术是近代通信系统的重要组成部分，在无线电通信与电子系统的各个领域中得到了广泛的应用。
The technology of frequency synthesis is important in latter-day communication system. It's widely used in wireless communication and electron system.
蓝牙无线技术是一种小范围无线电通信技术， 旨在保持高安全级得基础上， 在便携式设备与固定设备之间实现无线连接。
Bluetooth wireless technology is a short-range communications technology intended to replacce the cables connecting portable and fixed devices while maintaining high levels of security.
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